1 - First step is to register as the member
2 - Choose an offer available and make sure you choose the one that's giving you lots of coins
3 - Complete the offer you have chosen, you must use real information to complete an offer / survey
4 - Get coins instantly to your account
5 - Unlock Rocksmith 2014 Edition – Remastered – Skid Row – “18 And Life” cd key
Source: Source